The Laodicean Church had become complacent & apatetic about the cause of Christ because its members were involved in the worldly activities of the affluent society in which they lived. Jesus tells them that He would not accept their luke-warm attitude.

Hosea charged Israel with being “a cake not turned” or “half-baked". They were half-hearted towards God. Like Israel, many of today’s professed believers have followed the same pattern of incomplete discipleship.

For the people in the Church to be on Fire we need:
The presence of the Holy Ghost in our lives because He is always described as fire. It is hot!
When the people in the Church are on Fire we will be able to reach the world.
We need to be consumed